On Thu 07-03-19 12:38:15, Dave Hansen wrote: > On 3/6/19 12:53 AM, Richard Biener wrote: > > When running the gcc.target/i386/mpx/memmove-1.c testcase > > from the GCC 8 branch on MPX capable hardware the testcase > > faults and the kernel log reports the following: > > While I don't doubt that we have some MPX bugs around, I wasn't able to > reproduce this one with that binary. Is there anything else that would > help us track this down? I have simply executed the binary without any special preparation and I could see the leak information in dmesg [112423.206497] BUG: Bad rss-counter state mm:000000007aa9c8a7 idx:1 val:25593 I do not see the fault/signal with $ uname -r 5.0.0-00510-gcd2a3bf02625 though. My config is attached. -- Michal Hocko SUSE Labs
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